20408089 is an odd 8-digits composite number following 20408088
and preceding 20408090 . In scientific notation, it is written as 2.0408089 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 18720720 positive integers (up to 20408089) that are relatively prime to 20408089.
20408089 has 8 divisors, whose sum is 22115072
The reverse of 20408089 is 98080402
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million four hundred eight thousand eighty-nine
Scientific notation
2.0408089 × 10^7
Engineering notation
2.0408089 × 10^6
Prime Factorization
13 × 163 × 9631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20408089
Product of the distinct prime numbers
The prime factorization of 20408089 is 13 × 163 × 9631.
Since it has a total of 3 prime factors.
4 , 7 , 40 , 70 , 844 , 502 , 9557 , 9854 , 28906 , 43557 , 549719 , 260457 , 9162290 , 8663252 , 90059768 , 43909099 , 376309917 , 317202603 , 8346164774 , 1416549780
n×2
40816178
n×3
61224267
n×4
81632356
n×5
102040445
n÷2
10204044.5
n÷3
6802696.3333333
n÷3
5102022.25
n÷5
4081617.8
n2
416490096631921
n3
8.4997669596828E+21
n4
1.7346400059247E+29
n5
3.5400687623871E+36
2 √n
4517.5312948556
3 √n
273.27555176915
4 √n
67.212582861066
5 √n
28.970798661316
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20408088
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20408089 can be divided by 8 positive divisors.
The sum of these divisors (counting 20408089) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110011100011001
3
Ternary
1102101211122011
4
Quaternary
1031312130121
5
Quinary
20211024324
6
Senary
2005225521
8
Octal
115663431
10
Decimal
20408089
12
Duodecimal
6a022a1
16
Hexadecimal
1376719
20
Vigesimal
67b049
36
Base36
c5ezd
md5
1444d837303b59feeea3ee7497ffc716
sha1
3b5cc0d26363a0d5b475ddec649d78f3f301ca71
sha256
757d12b6f6d0d32767fe64a57c35d88941de91563edbf9d108b3c95bc16dfd80
sha512
81bc393a89234a0fbf322080199ae56678e11ad55e93fa034e306987475d14f7846decc706c8ac5e420b5b7d12a05919b2b0a1a3588617f6a1b801d645e18559
ripemd-160
6436f26ce1fa5bd39ea96ca8a255b1f52b540a22
Diameter
40816178
Circumference
128227804.95241
Area
1.3084422278717E+15
Volume
3.5603740583686E+22
Surface area
5.233768911487E+15
Circumference
128227804.95241
Perimeter
81632356
Area
416490096631921
Diagonal
28861396.245917
Surface area
2498940579791526
Volume
8.4997669596828E+21
Space diagonal
35347847.033388
Perimeter
61224267
Area
1.8034550205394E+14
Altitude
17673923.516694
Surface area
1.8034550205394E+14
Volume
1.0017071426162E+21
Height
9620465.4153057